/*
 * Escuela de cursos — the student's pages.
 *
 * The brand colour (--acc) comes from the installation's email brand, the
 * same one «Mis horas» wears. Brand colours are often soft (a dusty rose, a
 * lilac) and white text on them fails contrast, so buttons and links use
 * --acc-ink, the brand pushed towards black until it carries text.
 */

:root {
  --acc-ink: color-mix(in srgb, var(--acc) 72%, #1b1320);
  --acc-soft: color-mix(in srgb, var(--acc) 12%, #fff);
  --acc-line: color-mix(in srgb, var(--acc) 26%, #fff);
  --ink: #2b2723;
  --muted: #6b645c;
  --line: #e9e3db;
  --bg: #f7f4f0;
  --card: #fff;
  --ok: #1e7a45;
  --dark: #1d1a22;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(30, 20, 10, .04), 0 8px 24px rgba(30, 20, 10, .06);
}

.crs { background: var(--bg); color: var(--ink); font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 1rem; line-height: 1.55; -webkit-font-smoothing: antialiased; }
.crs a { color: var(--acc-ink); }
.crs h1, .crs h2, .crs h3 { letter-spacing: -.01em; }
.crs-skip { position: absolute; left: -999px; top: 8px; background: #fff; padding: 8px 12px; border-radius: 8px; z-index: 50; }
.crs-skip:focus { left: 8px; }
.crs :focus-visible { outline: 3px solid color-mix(in srgb, var(--acc) 60%, #000); outline-offset: 2px; }

.crs-wrap { max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.crs-section { padding: 40px 20px 64px; }
.crs-h1 { font-size: 1.75rem; font-weight: 700; margin: 0 0 20px; }
.crs-muted { color: var(--muted); }
.crs-pre { white-space: pre-line; }

/* ------------------------------------------------------------------ top bar */
.crs-top { background: #fff; border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20; }
.crs-top-in { max-width: 1180px; margin: 0 auto; padding: 10px 20px; display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; }
.crs-brand { display: flex; align-items: center; text-decoration: none; color: var(--ink) !important; font-weight: 700; font-size: 1.125rem; }
.crs-brand img { max-height: 44px; max-width: 180px; }
.crs-nav { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; justify-content: flex-end; }
.crs-nav a, .crs-nav-btn { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; padding: 0 12px; border-radius: 10px;
  color: var(--ink) !important; text-decoration: none; font-weight: 500; background: none; border: 0; font-size: .9375rem; }
.crs-nav a:hover, .crs-nav-btn:hover { background: var(--acc-soft); }
.crs-nav a[aria-current="page"] { color: var(--acc-ink) !important; background: var(--acc-soft); }
.crs-nav-cta { border: 1px solid var(--acc-line) !important; }
.crs-nav-extra { color: var(--muted) !important; }
@media (max-width: 640px) {
  .crs-top-in { flex-wrap: wrap; padding: 8px 16px; }
  .crs-nav { width: 100%; justify-content: flex-start; margin: 0 -12px; }
  .crs-nav-btn span { display: none; }
}

.crs-flash { margin: 16px 0 0; border-radius: 12px; padding: 12px 16px; }
.crs-flash.ok { background: #e7f5ec; color: #1e5c38; }
.crs-flash.warn { background: #fff4e0; color: #6d4700; }

/* ---------------------------------------------------------------- buttons */
.crs .crs-btn { background: var(--acc-ink); border-color: var(--acc-ink); color: #fff; font-weight: 600; min-height: 44px;
  display: inline-flex; align-items: center; justify-content: center; border-radius: 10px; padding: 8px 18px; }
.crs .crs-btn:hover, .crs .crs-btn:focus { filter: brightness(1.1); color: #fff; background: var(--acc-ink); }
.crs .crs-btn.btn-sm { min-height: 36px; padding: 4px 14px; }
.crs .btn-outline-secondary { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; border-radius: 10px; }
.crs .btn-outline-secondary.btn-sm { min-height: 36px; }
.crs .form-control { min-height: 46px; border-radius: 10px; border-color: #ddd5cb; }
.crs textarea.form-control { min-height: 0; }
.crs .form-label { font-weight: 500; font-size: .9375rem; }

/* --------------------------------------------------------------- catalogue */
.crs-hero-cat { background: var(--dark); color: #fff; padding: 56px 0 48px; }
.crs-hero-cat h1 { font-size: clamp(1.9rem, 1.2rem + 2.4vw, 2.9rem); font-weight: 700; margin: 0 0 8px; }
.crs-hero-cat p { color: rgba(255, 255, 255, .78); font-size: 1.125rem; margin: 0; max-width: 640px; }

.crs-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 24px; }
.crs-card { display: flex; flex-direction: column; background: var(--card); border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow); text-decoration: none; color: var(--ink) !important; transition: transform .2s ease, box-shadow .2s ease; }
a.crs-card:hover { transform: translateY(-2px); box-shadow: 0 2px 4px rgba(30, 20, 10, .05), 0 14px 32px rgba(30, 20, 10, .10); }
.crs-card-img { display: grid; place-items: center; aspect-ratio: 16 / 9; background: var(--acc-soft); color: var(--acc-ink); font-size: 2.5rem; overflow: hidden; }
.crs-card-img img { width: 100%; height: 100%; object-fit: cover; }
.crs-card-body { display: flex; flex-direction: column; gap: 6px; padding: 16px 18px 18px; flex: 1; }
.crs-card-title { font-weight: 700; font-size: 1.0625rem; line-height: 1.3; color: var(--ink) !important; text-decoration: none; }
.crs-card-sub { color: var(--muted); font-size: .9375rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.crs-card-meta { color: var(--muted); font-size: .875rem; }
.crs-card-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: auto; padding-top: 8px; }
.crs-price { font-weight: 700; font-size: 1.125rem; margin-top: auto; padding-top: 4px; }

.crs-rating { display: inline-flex; align-items: center; gap: 6px; font-size: .875rem; }
.crs-rating b { color: #8a5a00; }
.crs-rating.is-light b { color: #f5c26b; }
.crs-rating small { color: var(--muted); }
.crs-rating.is-light small { color: rgba(255, 255, 255, .75); }
.crs-stars { color: #d99a1e; letter-spacing: 1px; font-size: .8125rem; }

.crs-empty { text-align: center; background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 56px 24px; max-width: 560px; margin: 0 auto; }
.crs-empty > i { font-size: 2.5rem; color: var(--acc-ink); }
.crs-empty h2, .crs-empty h1 { font-size: 1.375rem; font-weight: 700; margin: 12px 0 6px; }
.crs-empty p { color: var(--muted); }

/* ------------------------------------------------------------ course page */
.crs-hero { background: var(--dark); color: #fff; padding: 40px 0 44px; }
.crs-hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 40px; }
.crs-hero-text { grid-column: 1; }
.crs-eyebrow { margin: 0 0 8px; font-size: .875rem; text-transform: uppercase; letter-spacing: .08em; }
.crs .crs-eyebrow a { color: color-mix(in srgb, var(--acc) 45%, #fff); text-decoration: none; }
.crs-hero h1 { font-size: clamp(1.75rem, 1.2rem + 2vw, 2.6rem); font-weight: 700; line-height: 1.15; margin: 0 0 12px; }
.crs-hero-sub { font-size: 1.125rem; color: rgba(255, 255, 255, .82); margin: 0 0 16px; max-width: 680px; }
.crs-hero-meta { display: flex; flex-wrap: wrap; gap: 8px 20px; margin: 0; color: rgba(255, 255, 255, .85); font-size: .9375rem; }
.crs-hero-meta > span { display: inline-flex; align-items: center; gap: 6px; }

.crs-course-grid { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 40px; padding-top: 32px; padding-bottom: 64px; }
.crs-course-main { grid-column: 1; grid-row: 1; min-width: 0; }
.crs-buy { grid-column: 2; grid-row: 1; margin-top: -220px; scroll-margin-top: 84px; }
.crs-buy-card { background: #fff; border-radius: var(--radius); box-shadow: 0 2px 6px rgba(30, 20, 10, .06), 0 18px 44px rgba(30, 20, 10, .14); overflow: hidden; }
.crs-buy-img { aspect-ratio: 16 / 9; background: var(--acc-soft); display: grid; place-items: center; font-size: 3rem; color: var(--acc-ink); overflow: hidden; }
.crs-buy-img img { width: 100%; height: 100%; object-fit: cover; }
.crs-buy-body { padding: 20px 22px 22px; }
.crs-buy-price { font-size: 1.9rem; font-weight: 700; margin: 0 0 12px; }
.crs-buy-state { display: flex; align-items: center; gap: 8px; font-weight: 600; color: var(--ok); margin: 0 0 12px; }
.crs-buy-note { color: var(--muted); font-size: .875rem; margin: 8px 0 12px; }
.crs-includes { list-style: none; padding: 16px 0 0; margin: 16px 0 0; border-top: 1px solid var(--line); display: grid; gap: 8px; font-size: .9375rem; }
.crs-includes i { color: var(--acc-ink); margin-right: 8px; }
@media (max-width: 991.98px) {
  .crs-hero-grid, .crs-course-grid { grid-template-columns: 1fr; }
  .crs-buy { grid-column: 1; grid-row: auto; margin-top: 0; order: -1; }
  .crs-course-main { grid-row: auto; }

}

.crs-methods { border: 0; padding: 0; margin: 4px 0 0; display: grid; gap: 8px; }
.crs-method { display: flex; gap: 12px; align-items: flex-start; border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; cursor: pointer; transition: border-color .15s, background .15s; }
.crs-method input { position: absolute; opacity: 0; pointer-events: none; }
.crs-method span { display: flex; flex-direction: column; gap: 2px; }
.crs-method b { display: inline-flex; gap: 8px; align-items: center; font-weight: 600; }
.crs-method small { color: var(--muted); }
.crs-method::before { content: ""; flex: none; width: 20px; height: 20px; margin-top: 2px; border-radius: 50%; border: 2px solid #cfc6bb; background: #fff; transition: all .15s; }
.crs-method:has(input:checked) { border-color: var(--acc-ink); background: var(--acc-soft); }
.crs-method:has(input:checked)::before { border-color: var(--acc-ink); background: var(--acc-ink); box-shadow: inset 0 0 0 4px #fff; }
.crs-method:has(input:focus-visible) { outline: 3px solid color-mix(in srgb, var(--acc) 60%, #000); outline-offset: 2px; }

.crs-box { border: 1px solid var(--line); background: #fff; border-radius: var(--radius); padding: 24px; margin-bottom: 32px; }
.crs-box h2, .crs-block h2 { font-size: 1.375rem; font-weight: 700; margin: 0 0 16px; }
.crs-block { margin-bottom: 36px; }
.crs-learn { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; }
.crs-learn li { display: flex; gap: 10px; }
.crs-learn i { color: var(--ok); font-size: 1.125rem; line-height: 1.3; }
@media (max-width: 640px) { .crs-learn { grid-template-columns: 1fr; } }
.crs-list { padding-left: 20px; margin: 0; }
.crs-list li + li { margin-top: 6px; }
.crs-teacher { font-weight: 700; font-size: 1.125rem; color: var(--acc-ink); margin: 0 0 6px; }
.crs-rich { overflow-wrap: anywhere; }
.crs-rich img { max-width: 100%; height: auto; border-radius: 10px; }
.crs-rich h2, .crs-rich h3 { font-size: 1.125rem; font-weight: 700; margin: 20px 0 8px; }

.crs-curr { border: 1px solid var(--line); border-radius: var(--radius); background: #fff; overflow: hidden; }
.crs-curr-sec + .crs-curr-sec { border-top: 1px solid var(--line); }
.crs-curr-sec summary { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 18px; cursor: pointer; font-weight: 600; background: #faf8f5; list-style: none; }
.crs-curr-sec summary::-webkit-details-marker { display: none; }
.crs-curr-sec summary::before { content: "\F282"; font-family: bootstrap-icons; font-weight: 400; transition: transform .15s; }
.crs-curr-sec[open] summary::before { transform: rotate(180deg); }
.crs-curr-sec summary span { flex: 1; }
.crs-curr-sec summary small { color: var(--muted); font-weight: 400; }
.crs-curr-sec ul { list-style: none; margin: 0; padding: 6px 0; }
.crs-curr-sec li { display: flex; align-items: center; gap: 12px; padding: 8px 18px; }
.crs-curr-sec li > a, .crs-curr-sec li > span { flex: 1; min-width: 0; }
.crs-curr-sec li small { color: var(--muted); white-space: nowrap; }
.crs-curr-sec li .bi { color: var(--muted); }
.crs .is-done { color: var(--ok) !important; }
.crs .crs-chip-free { flex: none; font-size: .8125rem; font-weight: 600; padding: 2px 10px; border-radius: 999px; background: var(--acc-soft); text-decoration: none; }

.crs-reviews { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.crs-review { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; margin: 0; }
.crs-review blockquote { margin: 8px 0; white-space: pre-line; }
.crs-review figcaption { font-weight: 600; font-size: .9375rem; color: var(--muted); }

.crs-progress { height: 8px; border-radius: 99px; background: #ece6de; overflow: hidden; }
.crs-progress > span { display: block; height: 100%; background: var(--ok); border-radius: 99px; transition: width .3s ease; }

/* ------------------------------------------------------- panels and forms */
.crs-panel { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 32px; }
.crs-narrow { max-width: 460px; margin: 0 auto; }
.crs-big { font-size: 3rem; color: var(--acc-ink); display: block; margin-bottom: 8px; }
.crs-big.is-ok { color: var(--ok); }
.crs-big.is-off { color: var(--muted); }
.crs-transfer { text-align: left; background: #faf8f5; border-radius: 12px; padding: 14px 16px; margin-top: 12px; }

/* ----------------------------------------------------------------- player */
.crs-is-player { background: #fff; }
.crs-is-player .crs-top { position: static; }
.crs-player-bar { background: var(--dark); color: #fff; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 10px 20px; min-height: 56px; }
.crs .crs-player-back { color: #fff; text-decoration: none; display: inline-flex; align-items: center; gap: 8px; font-weight: 600; min-height: 44px; min-width: 0; }
.crs-player-back span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.crs-player-progress { display: inline-flex; align-items: center; gap: 10px; font-size: .9375rem; color: rgba(255, 255, 255, .85); flex: none; }
.crs-ring { --p: 0; width: 30px; height: 30px; border-radius: 50%; background: conic-gradient(#5fd08e calc(var(--p) * 1%), rgba(255, 255, 255, .18) 0); position: relative; }
.crs-ring::after { content: ""; position: absolute; inset: 4px; border-radius: 50%; background: var(--dark); }

.crs-banner { display: flex; align-items: center; gap: 10px; padding: 10px 20px; background: #fff4e0; color: #6d4700; font-size: .9375rem; }
.crs-banner.is-staff { background: #eef1f6; color: #2f3b52; }

.crs-player { display: grid; grid-template-columns: minmax(0, 1fr) 360px; align-items: start; }
.crs-stage { min-width: 0; }
.crs-screen { background: #000; display: grid; place-items: center; }
.crs-screen > iframe, .crs-screen > video { aspect-ratio: 16 / 9; width: min(100%, calc((100vh - 150px) * 16 / 9)); height: auto; }
.crs-screen iframe, .crs-screen video { border: 0; display: block; background: #000; }
.crs-screen-msg { min-height: 240px; }
.crs-screen.is-text { aspect-ratio: auto; min-height: 140px; background: var(--acc-soft); }
.crs-screen-msg { color: #fff; display: flex; align-items: center; gap: 10px; font-size: 1.0625rem; }
.crs-screen-msg.is-reading { color: var(--acc-ink); font-weight: 600; }
.crs-screen-msg .bi { font-size: 1.5rem; }

.crs-lesson-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; padding: 20px 28px 4px; flex-wrap: wrap; }
.crs-lesson-head h1 { font-size: 1.5rem; font-weight: 700; margin: 0; }
.crs-lesson-head p { margin: 4px 0 0; }
.crs-lesson-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.crs .crs-done-btn { min-height: 44px; border-radius: 10px; border: 1px solid #cfc6bb; background: #fff; display: inline-flex; align-items: center; gap: 8px; font-weight: 600; color: var(--ink); }
.crs .crs-done-btn:hover { border-color: var(--ok); }
.crs .crs-done-btn.is-done { border-color: var(--ok); background: #e7f5ec; color: var(--ok); }

.crs-cert-banner { margin: 16px 28px 0; display: flex; align-items: center; gap: 16px; border-radius: var(--radius); padding: 16px 20px;
  background: #e7f5ec; color: #1e5c38; }
.crs-cert-banner > i { font-size: 2rem; }
.crs-cert-banner div { flex: 1; display: flex; flex-direction: column; }
@media (max-width: 575.98px) { .crs-cert-banner { flex-wrap: wrap; } .crs-cert-banner .btn { width: 100%; } }

.crs-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); padding: 0 28px; margin-top: 20px; overflow-x: auto; }
.crs-tabs button { background: none; border: 0; border-bottom: 3px solid transparent; padding: 12px 10px; min-height: 48px; font-weight: 600; color: var(--muted); white-space: nowrap; }
.crs-tabs button.is-active { color: var(--ink); border-bottom-color: var(--acc-ink); }
.crs-count { display: inline-block; min-width: 22px; margin-left: 6px; padding: 0 6px; border-radius: 99px; background: #f0ebe4; color: var(--muted); font-size: .75rem; line-height: 20px; text-align: center; }
.crs-tab-pane { padding: 24px 28px 48px; max-width: 860px; scroll-margin-top: 16px; }

.crs-files { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.crs-files li { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 12px; }
.crs-files li a { flex: 1; font-weight: 600; text-decoration: none; overflow-wrap: anywhere; }
.crs-files small { color: var(--muted); }
.crs-files .bi { color: var(--acc-ink); font-size: 1.25rem; }

.crs-ask { background: #faf8f5; border-radius: var(--radius); padding: 16px; margin-bottom: 24px; }
.crs-ask-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 10px; flex-wrap: wrap; }
.crs-thread { padding: 16px 0; border-bottom: 1px solid var(--line); }
.crs-thread:last-child { border-bottom: 0; }
.crs-msg { display: flex; gap: 12px; }
.crs-avatar { flex: none; width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; font-size: .875rem; background: #f0ebe4; color: var(--muted); }
.crs-msg.is-team .crs-avatar { background: var(--acc-ink); color: #fff; }
.crs-msg-body { flex: 1; min-width: 0; }
.crs-msg-head { display: flex; gap: 8px; align-items: baseline; flex-wrap: wrap; font-size: .9375rem; }
.crs-msg-head b { font-weight: 700; }
.crs-msg-head small { color: var(--muted); }
.crs-team-chip { font-size: .75rem; font-weight: 700; padding: 1px 8px; border-radius: 99px; background: var(--acc-soft); color: var(--acc-ink); }
.crs-msg p { margin: 4px 0 0; white-space: pre-line; overflow-wrap: anywhere; }
.crs-replies { margin: 12px 0 0 48px; display: grid; gap: 12px; }
.crs .crs-reply-btn { background: none; border: 0; padding: 4px 0; min-height: 32px; color: var(--acc-ink); font-weight: 600; font-size: .875rem; }
.crs-reply-form { margin: 8px 0 0 48px; }
.crs-reply-form .crs-ask-foot { justify-content: flex-end; }

.crs-star-input { display: inline-flex; flex-direction: row-reverse; gap: 4px; }
.crs-star-input input { position: absolute; opacity: 0; pointer-events: none; }
.crs-star-input label { font-size: 2rem; color: #ddd5cb; cursor: pointer; min-width: 44px; min-height: 44px; display: grid; place-items: center; transition: color .15s; }
.crs-star-input input:checked ~ label, .crs-star-input label:hover, .crs-star-input label:hover ~ label { color: #d99a1e; }
.crs-star-input input:focus-visible + label { outline: 3px solid color-mix(in srgb, var(--acc) 60%, #000); border-radius: 8px; }
.crs-review-form fieldset { border: 0; padding: 0; margin: 0; }

.crs-side { border-left: 1px solid var(--line); background: #fff; position: sticky; top: 0; max-height: 100vh; overflow-y: auto; }
.crs-side h2 { font-size: 1rem; font-weight: 700; margin: 0; padding: 16px 18px; border-bottom: 1px solid var(--line); }
.crs-side-sec { border-bottom: 1px solid var(--line); }
.crs-side-sec summary { display: flex; align-items: center; gap: 8px; padding: 12px 18px; font-weight: 700; background: #faf8f5; cursor: pointer; font-size: .9375rem; list-style: none; }
.crs-side-sec summary::-webkit-details-marker { display: none; }
.crs-side-sec summary::before { content: "\F282"; font-family: bootstrap-icons; font-weight: 400; transition: transform .15s; }
.crs-side-sec[open] summary::before { transform: rotate(180deg); }
.crs-side-sec ol { list-style: none; padding: 0; margin: 0; }
.crs-side-sec li { display: flex; align-items: flex-start; gap: 10px; padding: 10px 18px; font-size: .9375rem; }
.crs-side-sec li .bi { color: var(--muted); margin-top: 2px; }
.crs-side-sec li > a, .crs-side-sec li > span { flex: 1; min-width: 0; color: var(--ink); text-decoration: none; }
.crs-side-sec li > span { color: var(--muted); }
.crs-side-sec li small { color: var(--muted); white-space: nowrap; }
.crs-side-sec li:hover { background: #faf8f5; }
.crs-side-sec li.is-current { background: var(--acc-soft); box-shadow: inset 3px 0 0 var(--acc-ink); }
.crs-side-sec li.is-current a { font-weight: 700; }
@media (max-width: 991.98px) {
  .crs-player { grid-template-columns: 1fr; }
  .crs-side { position: static; max-height: none; border-left: 0; border-top: 1px solid var(--line); }
  .crs-lesson-head, .crs-tab-pane { padding-left: 16px; padding-right: 16px; }
  .crs-tabs { padding: 0 16px; }
  .crs-cert-banner { margin-left: 16px; margin-right: 16px; }
  .crs-replies, .crs-reply-form { margin-left: 24px; }
}

/* ------------------------------------------------------------ certificate */
.crs-cert-tools { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 20px; }
.crs-cert { background: #fff; aspect-ratio: 1.414 / 1; width: 100%; max-width: 1000px; margin: 0 auto; box-shadow: var(--shadow); padding: 24px; }
.crs-cert-in { height: 100%; border: 2px solid var(--acc-line); outline: 6px solid var(--acc-soft); outline-offset: -14px; display: flex; flex-direction: column;
  align-items: center; justify-content: center; text-align: center; padding: 40px 48px; }
.crs-cert-logo { max-height: 64px; max-width: 220px; margin-bottom: 16px; }
.crs-cert-kicker { text-transform: uppercase; letter-spacing: .18em; font-size: .8125rem; color: var(--acc-ink); font-weight: 700; margin: 0 0 18px; }
.crs-cert-pre { color: var(--muted); margin: 0; }
.crs-cert-name { font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.75rem, 1rem + 3vw, 3rem); font-weight: 700; margin: 6px 0 14px; color: var(--ink); }
.crs-cert-course { font-size: clamp(1.125rem, .8rem + 1.4vw, 1.75rem); font-weight: 700; color: var(--acc-ink); margin: 6px 0 10px; }
.crs-cert-meta { color: var(--muted); margin: 0; }
.crs-cert-foot { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; width: 100%; margin-top: auto; padding-top: 24px; }
.crs-cert-sign, .crs-cert-code { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.crs-cert-sign { align-items: center; }
.crs-cert-line { width: 200px; border-top: 1px solid var(--ink); margin-bottom: 6px; }
.crs-cert-code { align-items: flex-end; text-align: right; }
.crs-cert-code b { letter-spacing: .12em; }
.crs-cert-code small { color: var(--muted); font-size: .75rem; }
.crs-cert-url { overflow-wrap: anywhere; max-width: 320px; }
@media (max-width: 640px) {
  .crs-cert { aspect-ratio: auto; padding: 12px; }
  .crs-cert-in { padding: 32px 20px; }
  .crs-cert-foot { flex-direction: column; align-items: center; }
  .crs-cert-code { align-items: center; text-align: center; }
}
@media print {
  @page { size: A4 landscape; margin: 0; }
  .crs { background: #fff; }
  .crs-top, .crs-foot, .crs-cert-tools, .crs-flash, .crs-skip { display: none !important; }
  .crs-section { padding: 0; }
  .crs-wrap { max-width: none; padding: 0; }
  .crs-cert { box-shadow: none; max-width: none; width: 297mm; height: 210mm; aspect-ratio: auto; padding: 12mm; }
  * { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}

/* ----------------------------------------------------------------- footer */
.crs-foot { border-top: 1px solid var(--line); padding: 24px 0; color: var(--muted); font-size: .875rem; background: #fff; }
.crs-foot .crs-wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

@media (prefers-reduced-motion: reduce) {
  .crs *, .crs *::before, .crs *::after { transition: none !important; }
}

/* The footer sits at the bottom even on a short page. */
body.crs { min-height: 100vh; display: flex; flex-direction: column; }
.crs-main { flex: 1 0 auto; }
.crs-screen.is-text .crs-screen-msg { min-height: 0; }